HR letters in IT 0906

Hi Everyone,

Can anyone help me out to ressolve my issue? My scenario is:- I am in SAP 6.0 and bcz of some reasons IT 0906 was not there in my system now with the help of SAP I have configured the same in my system and able to see this IT. But the problem is while executing the transfer action, in the last(In transfer action infogroup I have added the IT 0906-IN01) when IT 906 triggered and I am selcecting the priew letter option but it is not executing. My configuration part is in table V_T7IFORM_SUBTY > 906